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公开(公告)号:CA490480A
公开(公告)日:1953-02-10
申请号:CA490480D
Applicant: STANDARD OIL DEV CO
Inventor: GOHR EDWIN J
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公开(公告)号:CA472187A
公开(公告)日:1951-03-13
申请号:CA472187D
Applicant: STANDARD OIL DEV CO
Inventor: GOHR EDWIN J
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公开(公告)号:CA414331A
公开(公告)日:1943-08-03
申请号:CA414331D
Applicant: STANDARD OIL DEV CO
Inventor: GOHR EDWIN J
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公开(公告)号:CA488276A
公开(公告)日:1952-11-18
申请号:CA488276D
Applicant: STANDARD OIL DEV CO
Inventor: GOHR EDWIN J
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公开(公告)号:CA412967A
公开(公告)日:1943-06-01
申请号:CA412967D
Applicant: STANDARD OIL DEV CO
Inventor: GOHR EDWIN J , MARTIN HOMER Z , THOMPSON WILLIAM I
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